| /kernel/trunk/generic/src/proc/thread.c |
|---|
| 269,8 → 269,8 |
| t->task = task; |
| t->fpu_context_exists=0; |
| t->fpu_context_engaged=0; |
| t->fpu_context_exists = 0; |
| t->fpu_context_engaged = 0; |
| /* |
| * Register this thread in the system-wide list. |
| 288,7 → 288,7 |
| spinlock_unlock(&task->lock); |
| interrupts_restore(ipl); |
| return t; |
| } |
| /kernel/trunk/generic/src/main/main.c |
|---|
| 181,7 → 181,7 |
| printf("config.memory_size=%dM\n", config.memory_size/(1024*1024)); |
| printf("config.cpu_count=%d\n", config.cpu_count); |
| cpu_init(); |
| calibrate_delay_loop(); |
| timeout_init(); |
| scheduler_init(); |
| 197,7 → 197,7 |
| k = task_create(AS_KERNEL); |
| if (!k) |
| panic("can't create kernel task\n"); |
| /* |
| * Create the first thread. |
| */ |
| 205,7 → 205,7 |
| if (!t) |
| panic("can't create kinit thread\n"); |
| thread_ready(t); |
| /* |
| * This call to scheduler() will return to kinit, |
| * starting the thread of kernel threads. |
| /kernel/trunk/arch/sparc64/include/context_offset.h |
|---|
| 1,21 → 1,21 |
| /* This file is automatically generated by gencontext.c. */ |
| /* struct context */ |
| #define OFFSET_SP 0x0 |
| #define OFFSET_PC 0x8 |
| #define OFFSET_I0 0x10 |
| #define OFFSET_I1 0x18 |
| #define OFFSET_I2 0x20 |
| #define OFFSET_I3 0x28 |
| #define OFFSET_I4 0x30 |
| #define OFFSET_I5 0x38 |
| #define OFFSET_FP 0x40 |
| #define OFFSET_I7 0x48 |
| #define OFFSET_L0 0x50 |
| #define OFFSET_L1 0x58 |
| #define OFFSET_L2 0x60 |
| #define OFFSET_L3 0x68 |
| #define OFFSET_L4 0x70 |
| #define OFFSET_L5 0x78 |
| #define OFFSET_L6 0x80 |
| #define OFFSET_L7 0x88 |
| #define OFFSET_CLEANWIN 0x98 |
| #define OFFSET_SP 0x0 |
| #define OFFSET_PC 0x8 |
| #define OFFSET_I0 0x10 |
| #define OFFSET_I1 0x18 |
| #define OFFSET_I2 0x20 |
| #define OFFSET_I3 0x28 |
| #define OFFSET_I4 0x30 |
| #define OFFSET_I5 0x38 |
| #define OFFSET_FP 0x40 |
| #define OFFSET_I7 0x48 |
| #define OFFSET_L0 0x50 |
| #define OFFSET_L1 0x58 |
| #define OFFSET_L2 0x60 |
| #define OFFSET_L3 0x68 |
| #define OFFSET_L4 0x70 |
| #define OFFSET_L5 0x78 |
| #define OFFSET_L6 0x80 |
| #define OFFSET_L7 0x88 |
| #define OFFSET_CLEANWIN 0x98 |
| /kernel/trunk/arch/ppc32/include/context_offset.h |
|---|
| 1,25 → 1,45 |
| /* This file is automatically generated by gencontext.c. */ |
| /* struct context */ |
| #define OFFSET_SP 0x0 |
| #define OFFSET_PC 0x4 |
| #define OFFSET_R2 0x8 |
| #define OFFSET_R13 0xc |
| #define OFFSET_R14 0x10 |
| #define OFFSET_R15 0x14 |
| #define OFFSET_R16 0x18 |
| #define OFFSET_R17 0x1c |
| #define OFFSET_R18 0x20 |
| #define OFFSET_R19 0x24 |
| #define OFFSET_R20 0x28 |
| #define OFFSET_R21 0x2c |
| #define OFFSET_R22 0x30 |
| #define OFFSET_R23 0x34 |
| #define OFFSET_R24 0x38 |
| #define OFFSET_R25 0x3c |
| #define OFFSET_R26 0x40 |
| #define OFFSET_R27 0x44 |
| #define OFFSET_R28 0x48 |
| #define OFFSET_R29 0x4c |
| #define OFFSET_R30 0x50 |
| #define OFFSET_R31 0x54 |
| #define OFFSET_CR 0x58 |
| #define OFFSET_SP 0x0 |
| #define OFFSET_PC 0x4 |
| #define OFFSET_R2 0x8 |
| #define OFFSET_R13 0xc |
| #define OFFSET_R14 0x10 |
| #define OFFSET_R15 0x14 |
| #define OFFSET_R16 0x18 |
| #define OFFSET_R17 0x1c |
| #define OFFSET_R18 0x20 |
| #define OFFSET_R19 0x24 |
| #define OFFSET_R20 0x28 |
| #define OFFSET_R21 0x2c |
| #define OFFSET_R22 0x30 |
| #define OFFSET_R23 0x34 |
| #define OFFSET_R24 0x38 |
| #define OFFSET_R25 0x3c |
| #define OFFSET_R26 0x40 |
| #define OFFSET_R27 0x44 |
| #define OFFSET_R28 0x48 |
| #define OFFSET_R29 0x4c |
| #define OFFSET_R30 0x50 |
| #define OFFSET_R31 0x54 |
| #define OFFSET_CR 0x58 |
| #define OFFSET_FR14 0x0 |
| #define OFFSET_FR15 0x8 |
| #define OFFSET_FR16 0x10 |
| #define OFFSET_FR17 0x18 |
| #define OFFSET_FR18 0x20 |
| #define OFFSET_FR19 0x28 |
| #define OFFSET_FR20 0x30 |
| #define OFFSET_FR21 0x38 |
| #define OFFSET_FR22 0x40 |
| #define OFFSET_FR23 0x48 |
| #define OFFSET_FR24 0x50 |
| #define OFFSET_FR25 0x58 |
| #define OFFSET_FR26 0x60 |
| #define OFFSET_FR27 0x68 |
| #define OFFSET_FR28 0x70 |
| #define OFFSET_FR29 0x78 |
| #define OFFSET_FR30 0x80 |
| #define OFFSET_FR31 0x88 |
| #define OFFSET_FPSCR 0x90 |
| /kernel/trunk/arch/ppc32/include/fpu_context.h |
|---|
| 29,9 → 29,30 |
| #ifndef __ppc32_FPU_CONTEXT_H__ |
| #define __ppc32_FPU_CONTEXT_H__ |
| #include <arch/types.h> |
| #ifndef __ppc32_TYPES_H__ |
| # include <arch/types.h> |
| #endif |
| struct fpu_context { |
| }; |
| __u64 fr14; |
| __u64 fr15; |
| __u64 fr16; |
| __u64 fr17; |
| __u64 fr18; |
| __u64 fr19; |
| __u64 fr20; |
| __u64 fr21; |
| __u64 fr22; |
| __u64 fr23; |
| __u64 fr24; |
| __u64 fr25; |
| __u64 fr26; |
| __u64 fr27; |
| __u64 fr28; |
| __u64 fr29; |
| __u64 fr30; |
| __u64 fr31; |
| __u32 fpscr; |
| } __attribute__ ((packed)); |
| #endif |
| /kernel/trunk/arch/ppc32/include/cpuid.h |
|---|
| 0,0 → 1,47 |
| /* |
| * Copyright (C) 2006 Martin Decky |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * - The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef __ppc32_CPUID_H__ |
| #define __ppc32_CPUID_H__ |
| #include <arch/types.h> |
| struct cpu_info { |
| __u16 version; |
| __u16 revision; |
| } __attribute__ ((packed)); |
| static inline void cpu_version(struct cpu_info *info) |
| { |
| __asm__ volatile ( |
| "mfspr %0, 287\n" |
| : "=r" (*info) |
| ); |
| } |
| #endif |
| /kernel/trunk/arch/ppc32/include/cpu.h |
|---|
| 32,6 → 32,8 |
| #include <typedefs.h> |
| struct cpu_arch { |
| int version; |
| int revision; |
| }; |
| #endif |
| /kernel/trunk/arch/ppc32/Makefile.inc |
|---|
| 55,7 → 55,7 |
| arch/$(ARCH)/src/console.c \ |
| arch/$(ARCH)/src/context.S \ |
| arch/$(ARCH)/src/debug/panic.s \ |
| arch/$(ARCH)/src/fpu_context.c \ |
| arch/$(ARCH)/src/fpu_context.S \ |
| arch/$(ARCH)/src/ppc32.c \ |
| arch/$(ARCH)/src/dummy.s \ |
| arch/$(ARCH)/src/start.S \ |
| /kernel/trunk/arch/ppc32/src/fpu_context.c |
|---|
| File deleted |
| /kernel/trunk/arch/ppc32/src/fpu_context.S |
|---|
| 0,0 → 1,93 |
| # |
| # Copyright (C) 2006 Martin Decky |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions |
| # are met: |
| # |
| # - Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # - Redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution. |
| # - The name of the author may not be used to endorse or promote products |
| # derived from this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| # |
| #include <arch/asm/regname.h> |
| #include <arch/context_offset.h> |
| .text |
| .global fpu_context_save |
| .global fpu_context_restore |
| .macro FPU_CONTEXT_STORE r |
| stfd fr14, OFFSET_FR14(\r) |
| stfd fr15, OFFSET_FR15(\r) |
| stfd fr16, OFFSET_FR16(\r) |
| stfd fr17, OFFSET_FR17(\r) |
| stfd fr18, OFFSET_FR18(\r) |
| stfd fr19, OFFSET_FR19(\r) |
| stfd fr20, OFFSET_FR20(\r) |
| stfd fr21, OFFSET_FR21(\r) |
| stfd fr22, OFFSET_FR22(\r) |
| stfd fr23, OFFSET_FR23(\r) |
| stfd fr24, OFFSET_FR24(\r) |
| stfd fr25, OFFSET_FR25(\r) |
| stfd fr26, OFFSET_FR26(\r) |
| stfd fr27, OFFSET_FR27(\r) |
| stfd fr28, OFFSET_FR28(\r) |
| stfd fr29, OFFSET_FR29(\r) |
| stfd fr30, OFFSET_FR30(\r) |
| stfd fr31, OFFSET_FR31(\r) |
| .endm |
| .macro FPU_CONTEXT_LOAD r |
| lfd fr14, OFFSET_FR14(\r) |
| lfd fr15, OFFSET_FR15(\r) |
| lfd fr16, OFFSET_FR16(\r) |
| lfd fr17, OFFSET_FR17(\r) |
| lfd fr18, OFFSET_FR18(\r) |
| lfd fr19, OFFSET_FR19(\r) |
| lfd fr20, OFFSET_FR20(\r) |
| lfd fr21, OFFSET_FR21(\r) |
| lfd fr22, OFFSET_FR22(\r) |
| lfd fr23, OFFSET_FR23(\r) |
| lfd fr24, OFFSET_FR24(\r) |
| lfd fr25, OFFSET_FR25(\r) |
| lfd fr26, OFFSET_FR26(\r) |
| lfd fr27, OFFSET_FR27(\r) |
| lfd fr28, OFFSET_FR28(\r) |
| lfd fr29, OFFSET_FR29(\r) |
| lfd fr30, OFFSET_FR30(\r) |
| lfd fr31, OFFSET_FR31(\r) |
| .endm |
| fpu_context_save: |
| FPU_CONTEXT_STORE r3 |
| mffs fr0 |
| stfd fr0, OFFSET_FPSCR(r3) |
| blr |
| fpu_context_restore: |
| FPU_CONTEXT_LOAD r3 |
| lfd fr0, OFFSET_FPSCR(r3) |
| mtfsf 7, fr0 |
| blr |
| /kernel/trunk/arch/ppc32/src/asm.S |
|---|
| 85,5 → 85,63 |
| blr |
| memcpy: |
| # TODO |
| srwi. r7, r5, 3 |
| addi r6, r3, -4 |
| addi r4, r4, -4 |
| beq 2f |
| andi. r0, r6, 3 |
| mtctr r7 |
| bne 5f |
| 1: |
| lwz r7, 4(r4) |
| lwzu r8, 8(r4) |
| stw r7, 4(r6) |
| stwu r8, 8(r6) |
| bdnz 1b |
| andi. r5, r5, 7 |
| 2: |
| cmplwi 0, r5, 4 |
| blt 3f |
| lwzu r0, 4(r4) |
| addi r5, r5, -4 |
| stwu r0, 4(r6) |
| 3: |
| cmpwi 0, r5, 0 |
| beqlr |
| mtctr r5 |
| addi r4, r4, 3 |
| addi r6, r6, 3 |
| 4: |
| lbzu r0, 1(r4) |
| stbu r0, 1(r6) |
| bdnz 4b |
| blr |
| 5: |
| subfic r0, r0, 4 |
| mtctr r0 |
| 6: |
| lbz r7, 4(r4) |
| addi r4, r4, 1 |
| stb r7, 4(r6) |
| addi r6, r6, 1 |
| bdnz 6b |
| subf r5, r0, r5 |
| rlwinm. r7, r5, 32-3, 3, 31 |
| beq 2b |
| mtctr r7 |
| b 1b |
| /kernel/trunk/arch/ppc32/src/cpu/cpu.c |
|---|
| 27,6 → 27,7 |
| */ |
| #include <arch/cpu.h> |
| #include <arch/cpuid.h> |
| #include <cpu.h> |
| #include <arch.h> |
| 40,9 → 41,14 |
| void cpu_identify(void) |
| { |
| cpu_info_t info; |
| cpu_version(&info); |
| CPU->arch.version = info.version; |
| CPU->arch.revision = info.revision; |
| } |
| void cpu_print_report(cpu_t *m) |
| { |
| printf("cpu%d:\n", m->id); |
| printf("cpu%d: version=%d, revision=%d\n", m->id, m->arch.version, m->arch.revision); |
| } |
| /kernel/trunk/arch/amd64/include/cpuid.h |
|---|
| 26,8 → 26,8 |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef __CPUID_H__ |
| #define __CPUID_H__ |
| #ifndef __amd64_CPUID_H__ |
| #define __amd64_CPUID_H__ |
| #define AMD_CPUID_EXTENDED 0x80000001 |
| #define AMD_EXT_NOEXECUTE 20 |
| /kernel/trunk/arch/mips32/include/context_offset.h |
|---|
| 1,51 → 1,51 |
| /* This file is automatically generated by gencontext.c. */ |
| /* struct context */ |
| #define OFFSET_SP 0x0 |
| #define OFFSET_PC 0x4 |
| #define OFFSET_S0 0x8 |
| #define OFFSET_S1 0xc |
| #define OFFSET_S2 0x10 |
| #define OFFSET_S3 0x14 |
| #define OFFSET_S4 0x18 |
| #define OFFSET_S5 0x1c |
| #define OFFSET_S6 0x20 |
| #define OFFSET_S7 0x24 |
| #define OFFSET_S8 0x28 |
| #define OFFSET_GP 0x2c |
| #define OFFSET_SP 0x0 |
| #define OFFSET_PC 0x4 |
| #define OFFSET_S0 0x8 |
| #define OFFSET_S1 0xc |
| #define OFFSET_S2 0x10 |
| #define OFFSET_S3 0x14 |
| #define OFFSET_S4 0x18 |
| #define OFFSET_S5 0x1c |
| #define OFFSET_S6 0x20 |
| #define OFFSET_S7 0x24 |
| #define OFFSET_S8 0x28 |
| #define OFFSET_GP 0x2c |
| /* struct register_dump */ |
| #define EOFFSET_AT 0x0 |
| #define EOFFSET_V0 0x4 |
| #define EOFFSET_V1 0x8 |
| #define EOFFSET_A0 0xc |
| #define EOFFSET_A1 0x10 |
| #define EOFFSET_A2 0x14 |
| #define EOFFSET_A3 0x18 |
| #define EOFFSET_T0 0x1c |
| #define EOFFSET_T1 0x20 |
| #define EOFFSET_T2 0x24 |
| #define EOFFSET_T3 0x28 |
| #define EOFFSET_T4 0x2c |
| #define EOFFSET_T5 0x30 |
| #define EOFFSET_T6 0x34 |
| #define EOFFSET_T7 0x38 |
| #define EOFFSET_S0 0x3c |
| #define EOFFSET_S1 0x40 |
| #define EOFFSET_S2 0x44 |
| #define EOFFSET_S3 0x48 |
| #define EOFFSET_S4 0x4c |
| #define EOFFSET_S5 0x50 |
| #define EOFFSET_S6 0x54 |
| #define EOFFSET_S7 0x58 |
| #define EOFFSET_T8 0x5c |
| #define EOFFSET_T9 0x60 |
| #define EOFFSET_GP 0x64 |
| #define EOFFSET_SP 0x68 |
| #define EOFFSET_S8 0x6c |
| #define EOFFSET_RA 0x70 |
| #define EOFFSET_LO 0x74 |
| #define EOFFSET_HI 0x78 |
| #define EOFFSET_STATUS 0x7c |
| #define EOFFSET_EPC 0x80 |
| #define REGISTER_SPACE 132 |
| #define EOFFSET_AT 0x0 |
| #define EOFFSET_V0 0x4 |
| #define EOFFSET_V1 0x8 |
| #define EOFFSET_A0 0xc |
| #define EOFFSET_A1 0x10 |
| #define EOFFSET_A2 0x14 |
| #define EOFFSET_A3 0x18 |
| #define EOFFSET_T0 0x1c |
| #define EOFFSET_T1 0x20 |
| #define EOFFSET_T2 0x24 |
| #define EOFFSET_T3 0x28 |
| #define EOFFSET_T4 0x2c |
| #define EOFFSET_T5 0x30 |
| #define EOFFSET_T6 0x34 |
| #define EOFFSET_T7 0x38 |
| #define EOFFSET_S0 0x3c |
| #define EOFFSET_S1 0x40 |
| #define EOFFSET_S2 0x44 |
| #define EOFFSET_S3 0x48 |
| #define EOFFSET_S4 0x4c |
| #define EOFFSET_S5 0x50 |
| #define EOFFSET_S6 0x54 |
| #define EOFFSET_S7 0x58 |
| #define EOFFSET_T8 0x5c |
| #define EOFFSET_T9 0x60 |
| #define EOFFSET_GP 0x64 |
| #define EOFFSET_SP 0x68 |
| #define EOFFSET_S8 0x6c |
| #define EOFFSET_RA 0x70 |
| #define EOFFSET_LO 0x74 |
| #define EOFFSET_HI 0x78 |
| #define EOFFSET_STATUS 0x7c |
| #define EOFFSET_EPC 0x80 |
| #define REGISTER_SPACE 132 |
| /kernel/trunk/arch/ia32/include/cpuid.h |
|---|
| 26,8 → 26,8 |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef __CPUID_H__ |
| #define __CPUID_H__ |
| #ifndef __ia32_CPUID_H__ |
| #define __ia32_CPUID_H__ |
| #include <arch/types.h> |